C=2pi r
C = 2 pi 7
C= 14 pi
C= 43.96 in
Answer:
Yes, you can square a negative number. In fact, any number at all can be squared, even numbers like pi and 0. This is because to square a number just means to multiply it by itself. For example, (-2) squared is (-2) (-2) = 4. Note that this is positive because when you multiply two negative numbers you get a positive result.
Step-by-step explanation:
Answer:
There's no options but it will get closed
Step-by-step explanation:
Answer:
a) $340
b) $20
Step-by-step explanation:
a) in the summer (July and August) he earned 160 + 180 = $340
b) in July he earned 160 ÷ 8 = $ 20
The answer is 566m because 147 plus 147 and 136 plus 136 equals 566
